initial commit

node_modules/node-gyp/lib/find-vs2017.js

@@ -0,0 +1,46 @@
+var log = require('npmlog')
+  , execFile = require('child_process').execFile
+  , path = require('path')
+
+function findVS2017(callback) {
+  var ps = path.join(process.env.SystemRoot, 'System32', 'WindowsPowerShell',
+                     'v1.0', 'powershell.exe')
+  var csFile = path.join(__dirname, 'Find-VS2017.cs')
+  var psArgs = ['-ExecutionPolicy', 'Unrestricted', '-NoProfile',
+                '-Command', '&{Add-Type -Path \'' + csFile + '\';' +
+                '[VisualStudioConfiguration.Main]::Query()}']
+
+  log.silly('find vs2017', 'Running', ps, psArgs)
+  var child = execFile(ps, psArgs, { encoding: 'utf8' },
+           function (err, stdout, stderr) {
+    log.silly('find vs2017', 'PS err:', err)
+    log.silly('find vs2017', 'PS stdout:', stdout)
+    log.silly('find vs2017', 'PS stderr:', stderr)
+
+    if (err)
+      return callback(new Error('Could not use PowerShell to find VS2017'))
+
+    var vsSetup
+    try {
+      vsSetup = JSON.parse(stdout)
+    } catch (e) {
+      log.silly('find vs2017', e)
+      return callback(new Error('Could not use PowerShell to find VS2017'))
+    }
+    log.silly('find vs2017', 'vsSetup:', vsSetup)
+
+    if (vsSetup && vsSetup.log)
+      log.verbose('find vs2017', vsSetup.log.trimRight())
+
+    if (!vsSetup || !vsSetup.path || !vsSetup.sdk) {
+      return callback(new Error('No usable installation of VS2017 found'))
+    }
+
+    log.verbose('find vs2017', 'using installation:', vsSetup.path)
+    callback(null, { "path": vsSetup.path, "sdk": vsSetup.sdk })
+  })
+
+  child.stdin.end()
+}
+
+module.exports = findVS2017